baber/WOPTO huggingface dataset:
Patent JP-2005300652-A (JP)
Title: Optical waveguide and its manufacturing method
Inventor: YAMAMOTO REI
IPC: G02B6/122
Filed: 2004-04-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polymer optical waveguide film which is small in insertion loss and PDL (Polarization Dependent Loss).  <P>SOLUTION: The polymer optical waveguide film has a lower cladding (refractive index n<SB>1</SB>), a core (refractive index n<SB>2</SB>), a first upper cladding (refractive index n<SB>3</SB>) formed so as to cover at least an upper surface of the lower cladding and a side surface of the core part and a second upper cladding (refractive index n<SB>4</SB>) formed on the first upper cladding and on the core wherein n<SB>1</SB>, n<SB>2</SB>, n<SB>3</SB>and n<SB>4</SB>satisfy an inequality n<SB>2</SB>>n<SB>3</SB>>n<SB>1</SB>≥n<SB>4</SB>.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005300225-A (JP)
Title: Navigation device
Inventor: KETOGUCHI MINORU
IPC: G01C21/00
Filed: 2004-04-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a navigation device for providing useful information on a route with appropriate timing.  <P>SOLUTION: This navigation device 1 searches for a route from a place of departure to a destination, designates time by using an input device 14, locates a position on the route to be reached at the designated time, retrieves restaurants existing on the periphery of the located position, and displays, on a monitor 16, the restaurants existing on the periphery of the located position together with a road map.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005300752-A (JP)
Title: Developing roller, electrophotographic process cartridge and electrophotographic image forming apparatus
Inventor: WATANABE MASAHIRO
IPC: F16C13/00
Filed: 2004-04-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a developing roller capable of forming a high-quality image without generating image stripes and banding even in a high-speed and high-definition electrophotographic process.  <P>SOLUTION: The developing roller is a roller having a conductive shaft center body and an elastic layer and/or a resin layer provided on the outer periphery of the shaft center body, and forms a visible image on the surface of a photoreceptor drum by forming a developer thin layer on the surface of the roller, bringing the roller into contact with the photoreceptor drum and supplying developer to the surface of the photoreceptor drum. In the developing roller, rubber material constituting the elastic layer is set so that its repulsive elastic modulus is 50 to 75% and its specific gravity is 1.02 to 1.10.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005298393-A (JP)
Title: Production method for (meth)acrylic ester
Inventor: IMAYASU TOSHITAKA
IPC: C07B61/00
Filed: 2004-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method capable of producing a high-purity (meth)acrylic ester represented by formula (V) easily and efficiently in an industrial scale.  <P>SOLUTION: In the production method, an alkali metal (meth)acrylate represented by formula (I) (wherein R<SP>1</SP>is H or a methyl group; and M is an alkali metal) is reacted with a carbonyl compound represented by formula (II): X-R<SP>2</SP>[wherein X is a halogen; and R<SP>2</SP>is a group represented by formula (III) (wherein m is 1 or 2) or a group represented by formula (IV) (wherein R<SP>3</SP>is -CH=CH-, -CH=CH-CH<SB>2</SB>-, -CH<SB>2</SB>-CH=CH-, or the like)] to produce a (meth)acrylic ester represented by formula (V) (wherein R<SP>1</SP>and R<SP>2</SP>are each the same as above).  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005300954-A (JP)
Title: Bidirectional optical communication apparatus
Inventor: MIFUNE HIROYASU
IPC: H01S5/022
Filed: 2004-04-13
Abstract: <P>PROBLEM TO BE SOLVED: To raise utilization efficiency of light while eliminating shielding of the light and to transmit signals bidirectionally and to transmit a signal having multiple wavelengths.  <P>SOLUTION: This bidirectional communication can eliminate the shielding of the light by a mirror and can raise the utilization efficiency of the light in bidirectional optical communication by using a truncated pyramid-shaped mirror 4 which has a plurality of reflecting surfaces 8a, 8b, etc, which roughly totally reflect transmission light emitted from light emitting elements 3a, 3b,.. and make them be coupled to an optical fiber 1 and has a cavity part 9 which guides a reception light emitted from the optical fiber 1 to a light receiving element for separating the transmission light from the reception light and also can transmit a signal having multiple wavelengths by using the plurality of the reflecting surfaces 8a, 8b, etc., of the truncated pyramid-shaped mirror 4. .  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2004343726-A (JP)
Title: Wireless communication apparatus, wireless av system, wireless transmission method, operation control program, and recording medium recording program
Inventor: SAKAMOTO KENJI
IPC: H04N19/70
Filed: 2004-04-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wireless communication apparatus or the like by minimizing the deterioration of a video and audio data even if the communication state is deteriorated and thereby maintaining the data transmission as much as possible.  <P>SOLUTION: A wireless center microcomputer of a wireless center (transmitter 100) constituting a wireless AV system identifies the content type of the video and audio data transmitted according to EPG and sets a transmission rate of the video and audio data transmitted, according to a communication state detected. According to the content type identified, a microcomputer executes transmission rate modification control by modifying the transmission rate set by referencing the MPEG rate.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005303756-A (JP)
Title: Photograph image printer and program
Inventor: SUZUKI HIDEO
IPC: B41J21/00
Filed: 2004-04-14
Abstract: <P>PROBLEM TO BE SOLVED: To enable the optimum print style to decide corresponding to the number of photographed images to print them in printing photograph images selected as a print object from each of photograph images in which a figure is photographed.  <P>SOLUTION: In a photograph image printing and selling apparatus when a recording medium is inputted from a customer, a CPU 1 individually analyzes a plurality of photograph images in this recording medium to recognize whether or not a figure is included for each photograph image, counts the number of sheets of photograph images selected as a print object from photograph images containing the figures, decides the print style on the basis of the number of sheets, and causes a photograph printer 8 to print and output the photograph images of the print object in this print style.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005306619-A (JP)
Title: Method for producing difluorophosphate, nonaqueous electrolytic solution for secondary cell and nonaqueous electrolytic solution secondary cell
Inventor: KATO RYUICHI
IPC: H01M10/0569
Filed: 2004-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for industrially advantageously producing difluorophosphate from an easily available inexpensive source material, and to provide a nonaqueous electrolytic solution for a secondary cell containing the difluorophosphoate produced by the above method as an additive, and a nonaqueous electrolytic solution secondary cell using the nonaqueous electrolytic solution.  <P>SOLUTION: Difluorophosphate is produced by allowing lithium hexafluorophosphate to react with carbonate in a nonaqueous solvent. The reaction product solution is supplied as the difluorophosphate in a nonaqueous electrolytic solution containing at least hexafluorophosphate as an electrolytic lithium salt and further containing difluorophosphate in a nonaqueous solvent. The nonaqueous electrolytic solution is used for a nonaqueous electrolytic solution secondary cell.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005278381-A (JP)
Title: Generator with weakened lenz's law
Inventor: ICHIZAWA SHIGEO
IPC: H02K21/00
Filed: 2004-03-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a generator with a ferromagnetic substance inserted between a magnet and a power generation side.  <P>SOLUTION: The ferromagnetic substance has power to shield magnetic lines. The power is utilized to weaken the Lenz's law, providing a generator that generates power even with low motive energy.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005308251-A (JP)
Title: Electric water heater
Inventor: MIYATA MARI
IPC: F24H9/00
Filed: 2004-04-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electric water heater, installable at the corner of an installation site in a compact fashion without forming a dead space, easy of maintenance in a small space, and applicable to a site where the electric water heater is not conventionally usable with city water having low water pressure of or hot water to be supplied to a third floor.  <P>SOLUTION: A hot water storage tank T is formed in a rectangular solid shape. A cistern tank ST is arranged above the hot water storage tank T. Accessories of the electric water heater, including a hot water supply pressure pump 10 and various types of valve mechanisms, as well as a bath circulation pump 24 and a bath reheating heat exchanger 27 for reheating hot water in a bath are arranged on one side face side of the hot water tank T and the cistern tank ST and covered with a rectangular solid casing K as a whole.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005308045-A (JP)
Title: Hydraulic drive system
Inventor: NAKAZAWA MITSUHARU
IPC: F15B21/04
Filed: 2004-04-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hydraulic drive system capable of passing working oil between a closed circuit and a tank in order to reduce temperature in the closed circuit when a hydraulic actuator is in operation and at a standstill.  <P>SOLUTION: The hydraulic drive system comprises the closed circuit C connecting the hydraulic actuator M to a hydraulic pump 10 via a pair of passages A and B, a charge pump 3 supplying working oil to the closed circuit C, a discharging oil valve 2 returning the working oil from the closed circuit C to the tank 1 when the discharging oil valve 2 is an open state caused by differential pressure across the pair of passages A and B generated by the action of the hydraulic actuator M, and a discharging oil passage 4 which is in a connecting state between the closed circuit C and the tank 1 when the hydraulic actuator M is at a standstill and flows the working oil from the closed circuit C to the tank 1 by the charge pump 3.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2004245043-A (JP)
Title: Building
Inventor: ISHIKAWA HIROMITSU
IPC: E04B1/58
Filed: 2004-04-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a building which is easy to position various members on a foundation for their installation, and has a high installation precision of these members.  <P>SOLUTION: A sill 10 made of extruded aluminum alloy shape materials is arranged on the surface of a foundation K, and installation members 20 made of extruded aluminum alloy materials are installed on the sill 10. Sleepers 41 are supported by overhanging parts 15 longitudinally formed along the side faces of the sill 10, and columns 32, studs 33, etc. are installed using the mounting means 22 of the installation members 20.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2005309244-A (JP)
Title: Method and device to process end face of plastic optical fiber
Inventor: CHIBA ATSUHIRO
IPC: G02B6/10
Filed: 2004-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem associated with the end face processing method of a plastic optical fiber using a conventional hot plate method in which transmission loss of light beams is increased and coupling efficiency of an optical system is worsened due to the change in numerical aperture (NA).  <P>SOLUTION: A ferrule 4 is mounted onto a plastic optical fiber 1 having a core 2 and a clad 3 and a tip 1a of the plastic optical fiber 1 is projected from a tip 4a of the ferrule 4. Then, a processing hole 11 of a hot plate 8 being heated is pressed to the tip of the projected clad 3. Note that the hole 11 is made larger than the core 2 of the plastic optical fiber 1. By heating and deforming the surrounding clad while a portion of the clad 3 including the core 2 is untouched, a clad expanding section 18 which is expanded to the radial direction outer side is provided for the clad.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005283553-A (JP)
Title: Patch clump device
Inventor: OIKI SHIGETOSHI
IPC: C12M1/38
Filed: 2004-03-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a patch clamp device instantaneously varying a single biological cell temperature, and responsively measuring a temperature change of a single biological cell.  <P>SOLUTION: A solution supply copper pipe to the single biological cell is heated or cooled by a Peltier element, and the single biological cell temperature is measured by a thermocouple wire of a diameter of 13 μm or below. The single biological cell temperature change is speeded up to 50°C/msec, while a temperature measurement response speed is speeded up to 70 msec.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005279232-A (JP)
Title: Plaster and package therefor
Inventor: SUDA TAKEO
IPC: A61H39/00
Filed: 2004-03-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a plaster which reduces time for an insomniac patient going out to a medical organization to undergo medical treatment and a burden on the patient's body and prevents feared adverse reaction by dosing an insomnia treatment drug.  <P>SOLUTION: This plaster is constituted by orderly laminating a first substrate layer, a synthetic resin layer containing a far infrared radiating body and a bioelectric current improving agent, a second substrate layer, an adhesive layer, and a release sheet, or by orderly laminating a first substrate layer containing a perfume, a synthetic resin layer containing a far infrared radiating body and a bioelectric current improving agent, a second substrate layer, an adhesive layer, and a release sheet.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005313668-A (JP)
Title: Strut for ski lift
Inventor: AIBA SEIICHI
IPC: B61B12/02
Filed: 2004-04-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a strut for a ski lift capable of preventing a contaminant that may stain clothes and drops from a rope-receiving/pressing device for receiving the rope by a sheave in passing of a conveying unit and/or the rope received by the rope-receiving/pressing device from being deposited on a passenger passing below it without increasing load applied to a strut from the rope for towing the conveying unit.  <P>SOLUTION: The strut has both or any one of the rope-receiving device for receiving the rope contacted at an upper part of the sheave and the rope-pressing device for receiving the rope contacted at a lower part of the sheave. A contaminant receiving device for receiving the contaminant when the contaminant that may be deposited on the clothes from the rope receiving/pressing device that is the collective term of the rope-receiving device and the rope-pressurizing device and/or the rope received by the rope receiving/pressurizing device and may form stain is dropped is provided on a predetermined position of the strut.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2004220779-A (JP)
Title: Method for reproducing information
Inventor: SUGAWARA TAKAYUKI
IPC: G11B27/00
Filed: 2004-04-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an information reproducing method which can improve a use value for a user and a content information creation provider.  <P>SOLUTION: A CPU 12 acquires a program number, a frame number from a reproduced image frame number management apparatus 21, or a cursor position from a cursor position management apparatus 22. On the basis of the acquired information, the CPU 12 acquires URL address information in reproduced side information from a side information analyzer 14. The CPU 12 is connected to an outside information site 16 via the Internet based on the inputted URL address information. In an image layout processing apparatus 18, image data acquired by processing of HTML information transmitted from the outside information site 16 is inserted in the image data from a MPEG decoder 20, laid out and outputted to a display apparatus 19.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2005313301-A (JP)
Title: Driving tool and fastener magazine therefor
Inventor: NAGATA SHIGEO
IPC: B25C1/00
Filed: 2004-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To improve usability in a magazine feeding a nail connection body by a spring.  <P>SOLUTION: The magazine 4 is provided with a linear loading part 13 loading the nail connection body N, and a feeding member 34 slidably fitted to this linear loading part 13. The feeding member 34 is provided with a slider 35 constituting a body and a feeding claw 43. The feeding claw 43 is rotatably fitted to the slider 35 by a pin 42 so as to be freely engaged with or disengaged from the nail connection body N. Moreover, it is energized in an engaging attitude by a spring 46 also serving as compression torsion. Since the feeding claw 43 can be engaged with an arbitrary nail n of the nail connection body N, the nail connection body N can be added, or the nail connection body N with a connection length longer than the moving stroke of the feeding member 34 can be used. Thus, the usability of a nailing machine can be improved remarkably.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2004339509-A (JP)
Title: Flame-retardant thermosetting material, its application, and manufacturing process therefor
Inventor: KNOP SUSANNE
IPC: C09K21/12
Filed: 2004-05-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flame-retardant thermosetting material, its application and a manufacturing process therefor.  <P>SOLUTION: The flame-retardant thermosetting material comprises a specified phosphinate, and/or a specified diphosphinate and/or at least one kind of polymers of these (a component A), and at least one kind of synergistic halogen-containing component (a component B). The combination of a salt of a phosphinic acid and a plenty of the synergistic halogen-containing components causes an effective flame-retardant for a thermosetting resin, for example, an unsaturated polyester resin or an epoxy resin.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005319937-A (JP)
Title: Door mirror cover
Inventor: KANAI KAZUMASA
IPC: B60R1/06
Filed: 2004-05-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a door mirror cover furnished both with cushioning performance and packing performance at low cost, which is integrally formed by molding by using polyurethane foam excellent in cushioning and sealing functions.  <P>SOLUTION: This door mirror cover to be used by filling it between the back side of a base of a door mirror A and a protection frame is constituted of a cushioning part 1 made of the polyurethane foam to make contact with the back side of the base and a packing part 2 made of the polyurethane foam held and fixed by a fixing part of the base by surrounding the cushioning part which are integrally provided by the molding. The cushioning part and the packing part are perfectly and integrally molded in conformity with a shape of a covered material by the molding on this door mirror cover. Consequently, manufacturing manhours can be reduced and cost reduction is realized. Additionally, this door mirror cover is excellent in adhesiveness to the door mirror and also furnished with absorptivity of vibration.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2004349251-A (JP)
Title: Luminance profile generator
Inventor: WEST ROBERT S
IPC: F21V8/00
Filed: 2004-05-11
Abstract: <P>PROBLEM TO BE SOLVED: To generate a prescribed luminance profile used for a backlight of a liquid crystal display and illumination, etc.  <P>SOLUTION: A mixing chamber comprises a first face, and a second surface facing the first face. At least two light emitting diodes are disposed along the first face. At least a part of the first face is reflexible, and the second face comprises a reflecting area and a plurality of opening parts formed in the reflecting area. In a certain embodiment, the first face and the second face are separated by at least one side face. Light emitted from the light emitting diodes are reflected in the reflecting areas of the first face, the second face and the side face of the mixing chamber until it is emitted from the opening part of the second surface. In another embodiment, a structure body comprises a light emitting diode, a lens overlapped with the lens and a direction converting optical system overlapped with the light emitting diode. The direction converting optical system can contain, for example, a mirror surface or a diffusing reflector, a bulk-like or film-like diffuser, and a transparent material.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005324207-A (JP)
Title: Method for producing metal ingot by using cold crucible furnace, and cold crucible furnace
Inventor: ONAKA KAZUNORI
IPC: F27D11/08
Filed: 2004-05-12
Abstract: <P>PROBLEM TO BE SOLVED: To reduce shrinkage cavity (cavity caused at the head part) as much as possible in a method for producing a metal ingot by using a cold crucible furnace.  <P>SOLUTION: In the method for producing the metal ingot 22 by melting a metal raw material 46 by using the cold crucible furnace, in which a high frequency coil 18 is arranged around a water-cooling copper crucible 16, in a non-oxygen atmosphere, and then solidifying the molten metal 48 in the crucible 16, after, the head part of the molten metal 48 is heated by using a non-moving type plasma torch 28 in a solidifying process (c) of the molten metal 48. In this way, the solidification of the furnace in the head top part is delayed, thereby reducing the shrinkage cavity 50.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005106455-A (JP)
Title: Microwave oven
Inventor: KIM KYUNG-HO
IPC: H05B6/80
Filed: 2004-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a microwave oven for preventing the choke section of a door from being deformed when assembling the door.  <P>SOLUTION: The termination of a choke section is supported at the inner end of a cover through a deformation prevention member, when connecting the cover to the choke section for greatly reducing the deformation of the choke section by including a body in which a cooking chamber is formed; a door connected to the body so that the cooking chamber formed inside the body is opened or closed; a door frame 60 for forming the outer appearance of the door; a shielding plate 70 provided inside the door frame so that the leakage of high frequencies is prevented; a choke section 73 that is provided at the edge section of the shielding plate for forming a high-frequency choke groove 72; the cover 80 that is provided to cover the high-frequency choke groove; and a deformation prevention member 90 that is provided at the cover for resiliently holding the choke section.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005330306-A (JP)
Title: Method for adsorptive desulfurization of naphtha
Inventor: TOIDA YASUHIRO
IPC: C10G53/08
Filed: 2004-05-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for desulfurizing naphtha to be a raw material for gasoline or petrochemistry by adsorptive desulfurization.  <P>SOLUTION: The method for the adsorptive desulfurization of the naphtha comprises bringing the raw material naphtha having ≥2 ppm nitrogen concentration into contact with a first adsorbent, thereby providing a denitrified naphtha having <1 ppm nitrogen content and bringing the resultant denitrified naphtha into contact with a second adsorbent consisting essentially of faujasite type zeolite. The first adsorbent preferably consists essentially of alumina. The nitrogen compound contained in the raw material naphtha preferably consists essentially of a nitrile compound. The sulfur compound contained in the raw material naphtha preferably consists essentially of a sulfide compound and/or the raw material naphtha is preferably a naphtha produced from a thermal cracking apparatus of heavy oil.  <P>COPYRIGHT: (C)2006,JPO&NCIPI